my Toyota Camry XV50 (2012-2017) has increased oil consumption what's happening

Toyota Camry XV70 (2018-2024)

Error Codes

3-5 hours

Time

medium

Difficulty

medium

Severity

4 min read

606 words

Problem Statement

Learn how to diagnose and fix increased oil consumption in the 2012-2017 Toyota Camry XV50. Step-by-step guide with diagnostic procedures and repair instructions.

Affected Component

Engine

Estimated Time

3-5 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Allow the engine to cool down before performing any repairs.

Symptoms

•Excessive oil consumption between oil changes
•Blue smoke from the exhaust during acceleration
•Engine knocking or ticking noises
•Check engine light illuminated
•Oil leaks around engine components

Diagnostic Steps

1
Check the engine oil level and condition; inspect for signs of contamination.
2
Scan the vehicle's OBD-II system for any error codes related to oil consumption.
3
Inspect the PCV (Positive Crankcase Ventilation) valve for proper operation.
4
Perform a compression test on each cylinder to check for wear or damage.
5
Inspect the valve cover gasket and oil pan for leaks.
6
Check the condition of the piston rings and cylinder walls by performing a borescope inspection if necessary.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Socket set (including spark plug socket)
•Torque wrench
•Compression tester
•Pliers

Parts Required

•New PCV valve
•Valve cover gasket
•Oil pan gasket (if needed)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Check the engine oil level and condition; inspect for signs of contamination.
2
Scan the vehicle's OBD-II system for any error codes related to oil consumption.
3
Inspect the PCV (Positive Crankcase Ventilation) valve for proper operation.
4
Perform a compression test on each cylinder to check for wear or damage.
5
Inspect the valve cover gasket and oil pan for leaks.
6
Check the condition of the piston rings and cylinder walls by performing a borescope inspection if necessary.

Solution

1. Preparation

Gather tools and parts needed for the repair.
Ensure the vehicle is parked on a level surface and the engine is cool.
Disconnect the negative battery terminal to ensure safety.

2. Inspect and Replace PCV Valve

Locate the PCV valve on the engine.
Disconnect the hose connected to the PCV valve.
Remove the PCV valve using pliers if necessary.
Clean the PCV valve port to remove any carbon buildup.
Install a new PCV valve and reconnect the hose.

3. Replace Valve Cover Gasket

Remove any engine covers to access the valve cover.
Disconnect any wiring or hoses obstructing the valve cover.
Unscrew the valve cover bolts using a socket set (torque specs approx. 7.2-9.0 ft-lbs).
Carefully lift the valve cover off and remove the old gasket.
Clean the mating surfaces on both the valve cover and the engine.
Place a new valve cover gasket onto the valve cover and reinstall it.

4. Conduct Compression Test

Remove spark plugs using a spark plug socket.
Insert the compression tester into the spark plug hole.
Crank the engine to take the compression reading.
Compare readings across all cylinders; replace piston rings if low compression is found (requires engine disassembly).

5. Inspect Oil Pan for Leaks

Raise the vehicle using a jack and secure with jack stands.
Remove the lower engine cover if present.
Inspect the oil pan for any visible leaks or damage.
If leaks are found, drain the oil and remove the oil pan by unscrewing the bolts.
Clean the surface and replace the oil pan gasket before reinstalling.